Home / 72,600,167.80-109,026,222.90-38,587,943.80

Finding the Fourth Proportional to 72,600,167.80, 109,026,222.90 and 38,587,943.80

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Solution

The fourth proportional to 72,600,167.80, 109,026,222.90 and 38,587,943.80 is: 57,948,871.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,600,167.80 : 109,026,222.90 = 38,587,943.80 : x
  2. Step 2: Convert to fraction form
    72,600,167.80/109,026,222.90 = 38,587,943.80/x
  3. Step 3: Cross multiply
    72,600,167.80x = 109,026,222.90 × 38,587,943.80
  4. Step 4: Simplify right side
    72,600,167.80x = 4,207,097,761,991,473
  5. Step 5: Solve for x
    x = 4,207,097,761,991,473/72,600,167.80
  6. Step 6: Final answer
    x = 57,948,871.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.